Writing for The Sun today, she also sets ministers five fresh tests to ensure they are delivering on their initial promises.

She warns: “it’s also crucially important that this strategy now moves beyond words on a page and debates in Westminster and starts to take really meaningful action.

Despite the withering criticism, Mr Javid still insisted: “Successive governments have refused to deal with the integration challenges we face head on, preferring to let people muddle along and live isolated and separated lives.

“We will put an end to this.”

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